Sigma 28mm f/1.8 EX DG Aspherical Macro Large Aperture Wide Angle Lens for Pentax and Samsung SLR Cameras<img src="http://ecx.images-amazon.com/images/I/51wPRQ0LsHL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/512RMflr8LL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/81RYonMx6WS.png" noproxy>